As Marine Mammal Center volunteers watch as the three male sea lions race to the shoreline after being released, Tuesday May 6, 2014, at Chimney Rock in Point Reyes National Seashore, Calif. Fenimore, left was treated for suspected domoic acid toxicity, Hoppie, center, was treated for malnutrition, alopecia and skin mites and Eugene, right, was treated for entangled in a fishing line.

Dr. Shawn Johnson of the Marine Mammal Center, right makes noise to make California sea lion's Hoppie, left, Eugene and Fenimore swim out to the water after being released by volunteers, Tuesday May 6, 2014, at Chimney Rock in Point Reyes National Seashore, Calif. Fenimore, right was treated for suspected domoic acid toxicity, Hoppie, left, was treated for malnutrition, alopecia and skin mites and Eugene, was treated for entangled in a fishing line.

Stan Jensen, left and Dr. Shawn Johnson of the Marine Mammal Center carry Hoppie's crate to the sand to be released, Tuesday May 6, 2014, at Chimney Rock in Point Reyes National Seashore, Calif. Hoppie, who was treated for malnutrition, alopecia and skin mites was rescued from an almond orchard in Modesto on March 31after swimming up the San Joaquin River. He was released with two other young male California sea lion.

Photo: Lacy Atkins, SFC

Stan Jensen, left and Dr. Shawn Johnson of the Marine Mammal Center...

Hoppie waits in his crate to be released by the Marine Mammal Center volunteers, Tuesday May 6, 2014, at Chimney Rock in Point Reyes National Seashore, Calif. Hoppie was treated for malnutrition, alopecia and skin mites was rescued from an almond orchard in Modesto on March 31after swimming up the San Joaquin River. He was released with two other young male California sea lion.

Photo: Lacy Atkins, SFC

Hoppie waits in his crate to be released by the Marine Mammal...

Hoppie waits in his crate to be released by the Marine Mammal... Photo-6267000.85316 - SFGate

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Hoppie, left, the sea lion rescued from an almond orchard, plays with Eugene, right, during their release back to the wild at Chimney Rock Tuesday, May 6, 2014, in Point Reyes National Seashore, Calif. Hoppie, a male California seal lion pup treated for malnutrition and skin mites at The Marine Mammal Center in Sausalito, Calif., was rescued after being found at the Mape's Ranch almond orchard in Modesto, Calif on March 31.

Hoppie, the sea lion rescued from an almond orchard, looks out of his carrier before being released back to the wild at Chimney Rock Tuesday, May 6, 2014, in Point Reyes National Seashore, Calif. Hoppie, a male California seal lion pup treated for malnutrition and skin mites at The Marine Mammal Center in Sausalito, Calif., was rescued after being found at the Mape's Ranch almond orchard in Modesto, Calif on March 31. Two other sea lions were released along with Hoppie.

Hoppie, center, the sea lion rescued from an almond orchard, joins Eugene, left, and Fenimore, right, during their release back to the wild at Chimney Rock Tuesday, May 6, 2014, in Point Reyes National Seashore, Calif. Hoppie, a male California seal lion pup treated for malnutrition and skin mites at The Marine Mammal Center in Sausalito, Calif, was rescued after being found at the Mape's Ranch almond orchard in Modesto, Calif on March 31.

Hoppie, left, the sea lion rescued from an almond orchard, follows Eugene, right, during their release back to the wild at Chimney Rock Tuesday, May 6, 2014, in Point Reyes National Seashore, Calif. Hoppie, a male California seal lion pup treated for malnutrition and skin mites at The Marine Mammal Center in Sausalito, Calif., was rescued after being found at the Mape's Ranch almond orchard in Modesto, Calif on March 31. (AP Photo/Eric Risberg)

Hoppie, the sea lion rescued from an almond orchard, heads for the surf during his release back to the wild at Chimney Rock Tuesday, May 6, 2014, in Point Reyes National Seashore, Calif. Hoppie, a male California seal lion pup treated for malnutrition and skin mites at The Marine Mammal Center in Sausalito, Calif., was rescued after being found at the Mape's Ranch almond orchard in Modesto, Calif on March 31.

FILE - In this March 2014 file photo provided by the San Joaquin River National Wildlife Refuge, shows a sea lion pup named Hoppie who was found at Mape's Ranch near Modesto, Calif. Workers at the central California ranch could hardly believe their eyes when they spotted a sea lion pup hopping through an almond orchard, a mile from the San Joaquin River. Hoppie is now recovering at The Marine Mammal Center in Sausalito, Calif., and is undergoing treatment for sores and getting some much-needed nourishment in hopes of returning him to the wild. (AP Photo/San Joaquin River National Wildlife Refuge, Eric Hopson, File)

Photo: Associated Press

FILE - In this March 2014 file photo provided by the San Joaquin...

FILE - In this March 2014 file photo provided by the San Joaquin... Photo-6266995.85316 - SFGate